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Class Information
Number: 4/217
Name: Baths, closets, sinks, and spittoons > Ventilation > Seat structure
Description: Closet seats provided with ventilating means.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8286272 Toilet seat and toilet equipped therewith Oct. 16, 2012
8239973 Toilet ventilation apparatus Aug. 14, 2012
8209787 Toilet seat cover having air treatment system Jul. 3, 2012
8069501 Deodorizing toilet seat Dec. 6, 2011
7976600 Device and method for containment and elimination of toxic or other contaminant aerosols Jul. 12, 2011
7730560 Odorless toilet Jun. 8, 2010
7485166 Device and method for detection, collection, containment, neutralization, and elimination of toxic or other contaminant aerosols Feb. 3, 2009
7337476 Ventilated toilet seat Mar. 4, 2008
7216374 Smart toilet seat May. 15, 2007
7165274 System for removing odor Jan. 23, 2007
7117548 Toilet ventilation system Oct. 10, 2006
7103925 Odor eliminating system for a toilet, toilet including the odor eliminating system, and toilet seat assembly Sep. 12, 2006
7065801 Pivot mount toilet ventilation seat Jun. 27, 2006
7020909 Portable venting commode Apr. 4, 2006
6895604 Self-contained exhaust fan for a water closet May. 24, 2005
6823532 Malodor control systems for toilets Nov. 30, 2004
6795980 Toilet bowl odor removal system Sep. 28, 2004
6779204 Portable venting commode Aug. 24, 2004
6775853 Ventilated toilet assembly Aug. 17, 2004
6772449 Toilet ventilation system Aug. 10, 2004
6760928 System and method for controlling toilet odors Jul. 13, 2004
6701538 Ventilating and deodorizing toilet and toilet bowl ventilating and deodorizing apparatus Mar. 9, 2004
6637040 Ventilated commode device, kit and method of using Oct. 28, 2003
6615410 Toilet-ventilating device Sep. 9, 2003
6610121 Odor removal system Aug. 26, 2003
6567994 Ventilation of toilets May. 27, 2003
6553581 Odor exhausting apparatus for water closet Apr. 29, 2003
6546567 Commode ventilation system Apr. 15, 2003
6526598 Self-contained venting toilet Mar. 4, 2003
6523184 Toilet ventilation system Feb. 25, 2003
6519786 Toilet splash shield system Feb. 18, 2003
6496986 Toilet bowl venting device Dec. 24, 2002
6449778 Device for evacuating intestinal organic gas from inside water closets to the outside of bathrooms Sep. 17, 2002
6298500 Ventilated toilet seat Oct. 9, 2001
6260215 Foul air removal apparatus for a toilet bowl Jul. 17, 2001
6237163 Ventilated toilet seat system May. 29, 2001
6209146 Ventilation device for a toilet Apr. 3, 2001
6202226 Portable waste odor collection apparatus Mar. 20, 2001
6167576 Ventilated toilet seat Jan. 2, 2001
6163893 Deodorizing toilet seat pad Dec. 26, 2000
6055677 Vented commode May. 2, 2000
6052837 Toilet ventillation system Apr. 25, 2000
6041449 Apparatus and method for treating objectionable odors in toilet bowls and the like Mar. 28, 2000
6016576 Toilet odor removal system Jan. 25, 2000
5991934 Bad odor removing stool seat and seat cover Nov. 30, 1999
5898951 Ventilated toilet May. 4, 1999
5857222 Removal of odors from toilets Jan. 12, 1999
5850638 Toilet ventilation system Dec. 22, 1998
5781937 Toilet deodorizing system Jul. 21, 1998
5724682 Toilet ventilation system Mar. 10, 1998

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